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Honor

By adopting scientific formula,using the PP,PE material produced by famous manufacturers, the quality of our products always stand at the front of industry.

Our company has passed ISO9001 certification and ISO14001 certification. And our company (referred to asZhengyi", code:100493))was listed in Qilu Stock Rights Exchange Center on 12th,Dec,2016.

Honor

Honor

ISO 14001

ISO 9001

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日韩三级